CHAPTER 4 THE VISUALIZATION PIPELINE
CHAPTER 4 THE VISUALIZATION PIPELINE
CONTENTS The focus is on presenting the structure of a complete visualization application, both from a conceptual and a practical perspective 1 Conceptual perspective Implementation considerations Algorithms used in the visualization Structure of the visualization applications
CONTENTS The focus is on presenting the structure of a complete visualization application, both from a conceptual and a practical perspective. 4.1 Conceptual perspective 4.2 Implementation considerations 4.3 Algorithms used in the visualization 4.4 Structure of the visualization applications
4.1 CONCEPTUAL PERSPECTIVE imported enriched 2D/3D final raw data dataset dataset shape mage f(xy)-+R3 0.2.-5. import data acquisition data enriching, map abstract draw visual transformation data to visual representations resampling representations measuring deyice or Lend user i simulation insight into the original phenomenon Fig 4.1 The visualization pipeline COmputatio the cycle above in real time)
4.1 CONCEPTUAL PERSPECTIVE Fig 4.1 The visualization pipeline (Computational Steering: the cycle above in real time)
4.1 CONCEPTUAL PERSPECTIVE Four Visualization Stages data importing: data filtering and enrichment; data mapping; data rendering -unction mappin:Vs.Di->〗n Vis: function mapping Di the set of all possible types of raw input data n: the set of produced images Reverse function mapping nsight:丌->Di
4.1 CONCEPTUAL PERSPECTIVE • Four Visualization Stages: data importing; data filtering and enrichment; data mapping; data rendering • Function mapping: Vis: Di --> Л Vis: function mapping Di : the set of all possible types of raw input data Л : the set of produced images Reverse function mapping: Insight: Л --> Di
4.1 CONCEPTUAL PERSPECTIVE mport Filter Map Render D D D Insignt Fig 4. 2 The visualization process seen as a composition of functions
4.1 CONCEPTUAL PERSPECTIVE Fig 4.2 The visualization process seen as a composition of functions